I may deduce you may deduce she may deduce we may deduce you may deduce they may deduce
V-ing form
I may be deducing you may be deducing she may be deducing we may be deducing you may be deducing they may be deducing
Perfect
I may have deduced you may have deduced she may have deduced we may have deduced you may have deduced they may have deduced
V-ing perfect
I may have been deducing you may have been deducing she may have been deducing we may have been deducing you may have been deducing they may have been deducing
Negation
Simple form
I mayn't deduce you mayn't deduce she mayn't deduce we mayn't deduce you mayn't deduce they mayn't deduce
V-ing form
I mayn't be deducing you mayn't be deducing she mayn't be deducing we mayn't be deducing you mayn't be deducing they mayn't be deducing
Perfect
I mayn't have deduced you mayn't have deduced she mayn't have deduced we mayn't have deduced you mayn't have deduced they mayn't have deduced
V-ing perfect
I mayn't have been deducing you mayn't have been deducing she mayn't have been deducing we mayn't have been deducing you mayn't have been deducing they mayn't have been deducing
Interrogative form
Simple form
may I deduce? may you deduce? may she deduce? may we deduce? may you deduce? may they deduce?
V-ing form
may I be deducing? may you be deducing? may she be deducing? may we be deducing? may you be deducing? may they be deducing?
Perfect
may I have deduced? may you have deduced? may she have deduced? may we have deduced? may you have deduced? may they have deduced?
V-ing perfect
may I have been deducing? may you have been deducing? may she have been deducing? may we have been deducing? may you have been deducing? may they have been deducing?
Interro-negative form
Simple form
mayn't I deduce? mayn't you deduce? mayn't she deduce? mayn't we deduce? mayn't you deduce? mayn't they deduce?
V-ing form
mayn't I be deducing? mayn't you be deducing? mayn't she be deducing? mayn't we be deducing? mayn't you be deducing? mayn't they be deducing?
Perfect
mayn't I have deduced? mayn't you have deduced? mayn't she have deduced? mayn't we have deduced? mayn't you have deduced? mayn't they have deduced?
V-ing perfect
mayn't I have been deducing? mayn't you have been deducing? mayn't she have been deducing? mayn't we have been deducing? mayn't you have been deducing? mayn't they have been deducing?